Add MDC-1200 TX external app (#3083)

Implements MDC-1200 single and double-packet TX as a PPMA external app.

Features:
- Supports PTT ID, Emergency, Radio Check, Stun/Unstun, Call Alert,
  Selective Call (1 & 2), Status Request/Response, Remote Monitor, Message
- Auto-fills Arg byte on Op selection
- AFSK FSK modulation: 1800 Hz mark / 1200 Hz space, 1200 baud
- NRZI encoding with Golay FEC per MDC-1200 spec
- Tap-to-edit frequency via keypad
- Default TX gain of 30 dB
- Uses AFSK baseband (same as POCSAG/SAME TX)
- All buffers kept off the stack to avoid hard faults in ext app environment

* mdc_tx: address PR review feedback

- Move MDC helpers into ui::external_app::mdc_tx namespace (drop anonymous namespace)
- Use AFSK_TX_SAMPLERATE macro instead of hardcoded 1536000
- Add #include "modems.hpp" explicitly for AFSK_TX_SAMPLERATE
- Replace n*8/n*16 pixel positions with UI_POS_X/UI_POS_Y macros
- Fix field comments: 'hex bytes' -> 'decimal bytes (0-255)'
- Fix TransmitterView frequency_step: 1750000 -> 12500 (12.5kHz NFM step)
- Fix MDC preamble: replace leading 0x00 bytes with 0xAA
  after NRZI encoding stayed 0x00, terminating TX on the first word.
  0xAA bytes NRZI-encode to 0xFF (continuous 1800Hz mark tone), which
  is the standard MDC-1200 preamble and does not trigger the sentinel.
This commit is contained in:
Sarah Rose
2026-03-16 14:28:07 -04:00
committed by GitHub
parent 52dd2ea2bb
commit 5c2d1d3dfb
5 changed files with 610 additions and 104 deletions
+109 -104
View File
@@ -23,87 +23,88 @@ MEMORY
* Also need to consider processor memory map - reading 0xADxxxxxx generates a fault which may be better than unexpected behavior.
* External app address ranges below must match those in python file "external_app_info.py".
*/
ram_external_app_afsk_rx (rwx) : org = 0xADB10000, len = 32k
ram_external_app_calculator (rwx) : org = 0xADB20000, len = 32k
ram_external_app_font_viewer(rwx) : org = 0xADB30000, len = 32k
ram_external_app_blespam (rwx) : org = 0xADB40000, len = 32k
ram_external_app_analogtv (rwx) : org = 0xADB50000, len = 32k
ram_external_app_nrf_rx (rwx) : org = 0xADB60000, len = 32k
ram_external_app_coasterp (rwx) : org = 0xADB70000, len = 32k
ram_external_app_lge (rwx) : org = 0xADB80000, len = 32k
ram_external_app_lcr (rwx) : org = 0xADB90000, len = 32k
ram_external_app_jammer (rwx) : org = 0xADBA0000, len = 32k
ram_external_app_gpssim (rwx) : org = 0xADBB0000, len = 32k
ram_external_app_spainter (rwx) : org = 0xADBC0000, len = 32k
ram_external_app_keyfob (rwx) : org = 0xADBD0000, len = 32k
ram_external_app_tetris (rwx) : org = 0xADBE0000, len = 32k
ram_external_app_extsensors (rwx) : org = 0xADBF0000, len = 32k
ram_external_app_foxhunt_rx (rwx) : org = 0xADC00000, len = 32k
ram_external_app_audio_test (rwx) : org = 0xADC10000, len = 32k
ram_external_app_wardrivemap(rwx) : org = 0xADC20000, len = 32k
ram_external_app_tpmsrx (rwx) : org = 0xADC30000, len = 32k
ram_external_app_protoview (rwx) : org = 0xADC40000, len = 32k
ram_external_app_adsbtx (rwx) : org = 0xADC50000, len = 32k
ram_external_app_morse_tx (rwx) : org = 0xADC60000, len = 32k
ram_external_app_sstvtx (rwx) : org = 0xADC70000, len = 32k
ram_external_app_random_password(rwx): org = 0xADC80000, len = 32k
ram_external_app_acars_rx (rwx) : org = 0xADC90000, len = 32k
ram_external_app_shoppingcart_lock(rwx): org = 0xADCA0000, len = 32k
ram_external_app_cvs_spam (rwx) : org = 0xADCB0000, len = 32k
ram_external_app_ookbrute (rwx) : org = 0xADCC0000, len = 32k
ram_external_app_flippertx (rwx) : org = 0xADCD0000, len = 32k
ram_external_app_ook_editor (rwx) : org = 0xADCE0000, len = 32k
ram_external_app_remote (rwx) : org = 0xADCF0000, len = 32k
ram_external_app_mcu_temperature(rwx): org = 0xADD00000, len = 32k
ram_external_app_fmradio (rwx) : org = 0xADD10000, len = 32k
ram_external_app_tuner (rwx) : org = 0xADD20000, len = 32k
ram_external_app_metronome (rwx) : org = 0xADD30000, len = 32k
ram_external_app_app_manager(rwx) : org = 0xADD40000, len = 32k
ram_external_app_hopper (rwx) : org = 0xADD50000, len = 32k
ram_external_app_antenna_length(rwx): org = 0xADD60000, len = 32k
ram_external_app_view_wav (rwx) : org = 0xADD70000, len = 32k
ram_external_app_sd_wipe (rwx) : org = 0xADD80000, len = 32k
ram_external_app_playlist_editor(rwx): org = 0xADD90000, len = 32k
ram_external_app_snake (rwx) : org = 0xADDA0000, len = 32k
ram_external_app_stopwatch (rwx) : org = 0xADDB0000, len = 32k
ram_external_app_wefax_rx (rwx) : org = 0xADDC0000, len = 32k
ram_external_app_breakout (rwx) : org = 0xADDD0000, len = 32k
ram_external_app_doom (rwx) : org = 0xADDE0000, len = 32k
ram_external_app_debug_pmem (rwx) : org = 0xADDF0000, len = 32k
ram_external_app_scanner (rwx) : org = 0xADE00000, len = 32k
ram_external_app_level (rwx) : org = 0xADE10000, len = 32k
ram_external_app_gfxeq (rwx) : org = 0xADE20000, len = 32k
ram_external_app_noaaapt_rx (rwx) : org = 0xADE30000, len = 32k
ram_external_app_detector_rx (rwx) : org = 0xADE40000, len = 32k
ram_external_app_dinogame (rwx) : org = 0xADE50000, len = 32k
ram_external_app_spaceinv (rwx) : org = 0xADE60000, len = 32k
ram_external_app_blackjack (rwx) : org = 0xADE70000, len = 32k
ram_external_app_battleship (rwx) : org = 0xADE80000, len = 32k
ram_external_app_ert (rwx) : org = 0xADE90000, len = 32k
ram_external_app_epirb_rx (rwx) : org = 0xADEA0000, len = 32k
ram_external_app_soundboard (rwx) : org = 0xADEB0000, len = 32k
ram_external_app_game2048 (rwx) : org = 0xADEC0000, len = 32k
ram_external_app_bht_tx (rwx) : org = 0xADED0000, len = 32k
ram_external_app_morse_practice (rwx) : org = 0xADEE0000, len = 32k
ram_external_app_adult_toys_controller (rwx) : org = 0xADEF0000, len = 32k
ram_external_app_flex_rx (rwx) : org = 0xADF00000, len = 32k
ram_external_app_sstvrx (rwx) : org = 0xADF10000, len = 32k
ram_external_app_subcarrx (rwx) : org = 0xADF20000, len = 32k
ram_external_app_siggen (rwx) : org = 0xADF30000, len = 32k
ram_external_app_sdusb (rwx) : org = 0xADF40000, len = 32k
ram_external_app_morse_radio (rwx) : org = 0xADF50000, len = 32k
ram_external_app_waterfall_designer (rwx) : org = 0xADF60000, len = 32k
ram_external_app_morseradiotx (rwx) : org = 0xADF70000, len = 32k
ram_external_app_keeloqtx (rwx) : org = 0xADF80000, len = 32k
ram_external_app_rtty_rx (rwx) : org = 0xADF90000, len = 32k
ram_external_app_rtty_tx (rwx) : org = 0xADFA0000, len = 32k
ram_external_app_tpmstx (rwx) : org = 0xADFB0000, len = 32k
ram_external_app_pocsag_tx (rwx) : org = 0xADFC0000, len = 32k
ram_external_app_time_sink (rwx) : org = 0xADFD0000, len = 32k
ram_external_app_same_tx (rwx) : org = 0xADFE0000, len = 32k
ram_external_app_kiss_tnc (rwx) : org = 0xADFF0000, len = 32k
ram_external_app_epirb_tx (rwx) : org = 0xAE000000, len = 32k
ram_external_app_fpv_detect (rwx) : org = 0xAE010000, len = 32k
ram_external_app_afsk_rx (rwx) : org = 0xADB10000, len = 32k
ram_external_app_calculator (rwx) : org = 0xADB20000, len = 32k
ram_external_app_font_viewer (rwx) : org = 0xADB30000, len = 32k
ram_external_app_blespam (rwx) : org = 0xADB40000, len = 32k
ram_external_app_analogtv (rwx) : org = 0xADB50000, len = 32k
ram_external_app_nrf_rx (rwx) : org = 0xADB60000, len = 32k
ram_external_app_coasterp (rwx) : org = 0xADB70000, len = 32k
ram_external_app_lge (rwx) : org = 0xADB80000, len = 32k
ram_external_app_lcr (rwx) : org = 0xADB90000, len = 32k
ram_external_app_jammer (rwx) : org = 0xADBA0000, len = 32k
ram_external_app_gpssim (rwx) : org = 0xADBB0000, len = 32k
ram_external_app_spainter (rwx) : org = 0xADBC0000, len = 32k
ram_external_app_keyfob (rwx) : org = 0xADBD0000, len = 32k
ram_external_app_tetris (rwx) : org = 0xADBE0000, len = 32k
ram_external_app_extsensors (rwx) : org = 0xADBF0000, len = 32k
ram_external_app_foxhunt_rx (rwx) : org = 0xADC00000, len = 32k
ram_external_app_audio_test (rwx) : org = 0xADC10000, len = 32k
ram_external_app_wardrivemap (rwx) : org = 0xADC20000, len = 32k
ram_external_app_tpmsrx (rwx) : org = 0xADC30000, len = 32k
ram_external_app_protoview (rwx) : org = 0xADC40000, len = 32k
ram_external_app_adsbtx (rwx) : org = 0xADC50000, len = 32k
ram_external_app_morse_tx (rwx) : org = 0xADC60000, len = 32k
ram_external_app_sstvtx (rwx) : org = 0xADC70000, len = 32k
ram_external_app_random_password (rwx) : org = 0xADC80000, len = 32k
ram_external_app_acars_rx (rwx) : org = 0xADC90000, len = 32k
ram_external_app_shoppingcart_lock (rwx) : org = 0xADCA0000, len = 32k
ram_external_app_cvs_spam (rwx) : org = 0xADCB0000, len = 32k
ram_external_app_ookbrute (rwx) : org = 0xADCC0000, len = 32k
ram_external_app_flippertx (rwx) : org = 0xADCD0000, len = 32k
ram_external_app_ook_editor (rwx) : org = 0xADCE0000, len = 32k
ram_external_app_remote (rwx) : org = 0xADCF0000, len = 32k
ram_external_app_mcu_temperature (rwx) : org = 0xADD00000, len = 32k
ram_external_app_fmradio (rwx) : org = 0xADD10000, len = 32k
ram_external_app_tuner (rwx) : org = 0xADD20000, len = 32k
ram_external_app_metronome (rwx) : org = 0xADD30000, len = 32k
ram_external_app_app_manager (rwx) : org = 0xADD40000, len = 32k
ram_external_app_hopper (rwx) : org = 0xADD50000, len = 32k
ram_external_app_antenna_length (rwx) : org = 0xADD60000, len = 32k
ram_external_app_view_wav (rwx) : org = 0xADD70000, len = 32k
ram_external_app_sd_wipe (rwx) : org = 0xADD80000, len = 32k
ram_external_app_playlist_editor (rwx) : org = 0xADD90000, len = 32k
ram_external_app_snake (rwx) : org = 0xADDA0000, len = 32k
ram_external_app_stopwatch (rwx) : org = 0xADDB0000, len = 32k
ram_external_app_wefax_rx (rwx) : org = 0xADDC0000, len = 32k
ram_external_app_breakout (rwx) : org = 0xADDD0000, len = 32k
ram_external_app_doom (rwx) : org = 0xADDE0000, len = 32k
ram_external_app_debug_pmem (rwx) : org = 0xADDF0000, len = 32k
ram_external_app_scanner (rwx) : org = 0xADE00000, len = 32k
ram_external_app_level (rwx) : org = 0xADE10000, len = 32k
ram_external_app_gfxeq (rwx) : org = 0xADE20000, len = 32k
ram_external_app_noaaapt_rx (rwx) : org = 0xADE30000, len = 32k
ram_external_app_detector_rx (rwx) : org = 0xADE40000, len = 32k
ram_external_app_dinogame (rwx) : org = 0xADE50000, len = 32k
ram_external_app_spaceinv (rwx) : org = 0xADE60000, len = 32k
ram_external_app_blackjack (rwx) : org = 0xADE70000, len = 32k
ram_external_app_battleship (rwx) : org = 0xADE80000, len = 32k
ram_external_app_ert (rwx) : org = 0xADE90000, len = 32k
ram_external_app_epirb_rx (rwx) : org = 0xADEA0000, len = 32k
ram_external_app_soundboard (rwx) : org = 0xADEB0000, len = 32k
ram_external_app_game2048 (rwx) : org = 0xADEC0000, len = 32k
ram_external_app_bht_tx (rwx) : org = 0xADED0000, len = 32k
ram_external_app_morse_practice (rwx) : org = 0xADEE0000, len = 32k
ram_external_app_adult_toys_controller (rwx) : org = 0xADEF0000, len = 32k
ram_external_app_flex_rx (rwx) : org = 0xADF00000, len = 32k
ram_external_app_sstvrx (rwx) : org = 0xADF10000, len = 32k
ram_external_app_subcarrx (rwx) : org = 0xADF20000, len = 32k
ram_external_app_siggen (rwx) : org = 0xADF30000, len = 32k
ram_external_app_sdusb (rwx) : org = 0xADF40000, len = 32k
ram_external_app_morse_radio (rwx) : org = 0xADF50000, len = 32k
ram_external_app_waterfall_designer (rwx) : org = 0xADF60000, len = 32k
ram_external_app_morseradiotx (rwx) : org = 0xADF70000, len = 32k
ram_external_app_keeloqtx (rwx) : org = 0xADF80000, len = 32k
ram_external_app_rtty_rx (rwx) : org = 0xADF90000, len = 32k
ram_external_app_rtty_tx (rwx) : org = 0xADFA0000, len = 32k
ram_external_app_tpmstx (rwx) : org = 0xADFB0000, len = 32k
ram_external_app_pocsag_tx (rwx) : org = 0xADFC0000, len = 32k
ram_external_app_time_sink (rwx) : org = 0xADFD0000, len = 32k
ram_external_app_same_tx (rwx) : org = 0xADFE0000, len = 32k
ram_external_app_kiss_tnc (rwx) : org = 0xADFF0000, len = 32k
ram_external_app_mdc_tx (rwx) : org = 0xAE000000, len = 32k
ram_external_app_epirb_tx (rwx) : org = 0xAE010000, len = 32k
ram_external_app_fpv_detect (rwx) : org = 0xAE020000, len = 32k
}
SECTIONS
@@ -144,7 +145,7 @@ SECTIONS
*(*ui*external_app*nrf_rx*);
} > ram_external_app_nrf_rx
.external_app_coasterp : ALIGN(4) SUBALIGN(4)
.external_app_coasterp : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_coasterp.application_information));
*(*ui*external_app*coasterp*);
@@ -192,61 +193,61 @@ SECTIONS
*(*ui*external_app*tetris*);
} > ram_external_app_tetris
.external_app_extsensors : ALIGN(4) SUBALIGN(4)
.external_app_extsensors : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_extsensors.application_information));
*(*ui*external_app*extsensors*);
} > ram_external_app_extsensors
.external_app_foxhunt_rx : ALIGN(4) SUBALIGN(4)
.external_app_foxhunt_rx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_foxhunt_rx.application_information));
*(*ui*external_app*foxhunt_rx*);
} > ram_external_app_foxhunt_rx
.external_app_audio_test : ALIGN(4) SUBALIGN(4)
.external_app_audio_test : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_audio_test.application_information));
*(*ui*external_app*audio_test*);
} > ram_external_app_audio_test
.external_app_wardrivemap : ALIGN(4) SUBALIGN(4)
.external_app_wardrivemap : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_wardrivemap.application_information));
*(*ui*external_app*wardrivemap*);
} > ram_external_app_wardrivemap
.external_app_tpmsrx : ALIGN(4) SUBALIGN(4)
.external_app_tpmsrx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_tpmsrx.application_information));
*(*ui*external_app*tpmsrx*);
} > ram_external_app_tpmsrx
.external_app_tpmstx : ALIGN(4) SUBALIGN(4)
.external_app_tpmstx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_tpmstx.application_information));
*(*ui*external_app*tpmstx*);
} > ram_external_app_tpmstx
.external_app_protoview : ALIGN(4) SUBALIGN(4)
.external_app_protoview : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_protoview.application_information));
*(*ui*external_app*protoview*);
} > ram_external_app_protoview
.external_app_adsbtx : ALIGN(4) SUBALIGN(4)
.external_app_adsbtx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_adsbtx.application_information));
*(*ui*external_app*adsbtx*);
} > ram_external_app_adsbtx
.external_app_morse_tx : ALIGN(4) SUBALIGN(4)
.external_app_morse_tx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_morse_tx.application_information));
*(*ui*external_app*morse_tx*);
} > ram_external_app_morse_tx
.external_app_sstvtx : ALIGN(4) SUBALIGN(4)
.external_app_sstvtx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_sstvtx.application_information));
*(*ui*external_app*sstvtx*);
@@ -264,19 +265,19 @@ SECTIONS
*(*ui*external_app*acars_rx*);
} > ram_external_app_acars_rx
.external_app_shoppingcart_lock : ALIGN(4) SUBALIGN(4)
.external_app_shoppingcart_lock : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_shoppingcart_lock.application_information));
*(*ui*external_app*shoppingcart_lock*);
} > ram_external_app_shoppingcart_lock
.external_app_cvs_spam : ALIGN(4) SUBALIGN(4)
.external_app_cvs_spam : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_cvs_spam.application_information));
*(*ui*external_app*cvs_spam*);
} > ram_external_app_cvs_spam
.external_app_ookbrute : ALIGN(4) SUBALIGN(4)
.external_app_ookbrute : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_ookbrute.application_information));
*(*ui*external_app*ookbrute*);
@@ -288,7 +289,7 @@ SECTIONS
*(*ui*external_app*ook_editor*);
} > ram_external_app_ook_editor
.external_app_flippertx : ALIGN(4) SUBALIGN(4)
.external_app_flippertx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_flippertx.application_information));
*(*ui*external_app*flippertx*);
@@ -372,13 +373,13 @@ SECTIONS
*(*ui*external_app*stopwatch*);
} > ram_external_app_stopwatch
.external_app_wefax_rx : ALIGN(4) SUBALIGN(4)
.external_app_wefax_rx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_wefax_rx.application_information));
*(*ui*external_app*wefax_rx*);
} > ram_external_app_wefax_rx
.external_app_noaaapt_rx : ALIGN(4) SUBALIGN(4)
.external_app_noaaapt_rx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_noaaapt_rx.application_information));
*(*ui*external_app*noaaapt_rx*);
@@ -480,14 +481,12 @@ SECTIONS
*(*ui*external_app*game2048*);
} > ram_external_app_game2048
.external_app_bht_tx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_bht_tx.application_information));
*(*ui*external_app*bht_tx*);
} > ram_external_app_bht_tx
.external_app_morse_practice : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_morse_practice.application_information));
@@ -504,7 +503,7 @@ SECTIONS
{
KEEP(*(.external_app.app_flex_rx.application_information));
*(*ui*external_app*flex_rx*);
} > ram_external_app_flex_rx
} > ram_external_app_flex_rx
.external_app_sstvrx : ALIGN(4) SUBALIGN(4)
{
@@ -524,12 +523,12 @@ SECTIONS
*(*ui*external_app*siggen*);
} > ram_external_app_siggen
.external_app_sdusb : ALIGN(4) SUBALIGN(4)
.external_app_sdusb : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_sdusb.application_information));
*(*ui*external_app*sdusb*);
} > ram_external_app_sdusb
.external_app_morse_radio : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_morse_radio.application_information));
@@ -547,6 +546,7 @@ SECTIONS
KEEP(*(.external_app.app_keeloqtx.application_information));
*(*ui*external_app*keeloqtx*);
} > ram_external_app_keeloqtx
.external_app_rtty_rx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_rtty_rx.application_information));
@@ -583,6 +583,12 @@ SECTIONS
*(*ui*external_app*kiss_tnc*);
} > ram_external_app_kiss_tnc
.external_app_mdc_tx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_mdc_tx.application_information));
*(*ui*external_app*mdc_tx*);
} > ram_external_app_mdc_tx
.external_app_epirb_tx : ALIGN(4) SUBALIGN(4)
{
KEEP(*(.external_app.app_epirb_tx.application_information));
@@ -595,4 +601,3 @@ SECTIONS
*(*ui*external_app*fpv_detect*);
} > ram_external_app_fpv_detect
}